swimCollin Morrison
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.99 | BB+0.30s to A | 2024-11-16 | 2024 SAC Thanksgiving Classic ABC Meet venue |
| 100 Freestyle | SCY | 51.20 | A+1.31s to AA | 2024-12-08 | 2024 GLT Tsunami Meet slow pool |
| 200 Freestyle | SCY | 1:53.52 | A+3.33s to AA | 2024-12-07 | 2024 GLT Tsunami Meet slow pool |
| 500 Freestyle | SCY | 5:17.07 | BB+4.38s to A | 2024-10-18 | 2024 Grab Bag Classic venue |
| 50 Backstroke | SCY | 27.56 | BB+1.07s to A | 2025-05-17 | 2025 USSC Spring Into Summer venue |
| 100 Backstroke | SCY | 56.91 | BB+0.72s to A | 2024-12-07 | 2024 GLT Tsunami Meet slow pool |
| 50 Breaststroke | SCY | 28.26 | AA+0.27s to AAA | 2025-03-23 | 2025 ULTRA Championship Meet fast pool |
| 100 Breaststroke | SCY | 1:02.14 | A+0.55s to AA | 2025-02-01 | 2025 HS Boys MISCA Meet fast pool |
| 200 Breaststroke | SCY | 2:17.35 | A+3.56s to AA | 2025-03-22 | 2025 ULTRA Championship Meet fast pool |
| 50 Butterfly | SCY | 25.24 | AA+0.95s to AAA | 2025-05-17 | 2025 USSC Spring Into Summer venue |
| 100 Butterfly | SCY | 54.47 | A+0.58s to AA | 2025-02-01 | 2025 HS Boys MISCA Meet fast pool |
| 200 Butterfly | SCY | 2:15.24 | BB+8.75s to A | 2024-11-16 | 2024 SAC Thanksgiving Classic ABC Meet venue |
| 100 Individual Medley | SCY | 56.04 | 2025-03-22 | 2025 ULTRA Championship Meet fast pool | |
| 200 Individual Medley | SCY | 2:00.90 | AA+4.71s to AAA | 2025-03-14 | MHSAA Boys D1 State Championship 2025 fast pool |
| 400 Individual Medley | SCY | 4:25.05 | A+2.86s to AA | 2024-12-06 | 2024 GLT Tsunami Meet slow pool |
| 50 Freestyle | LCM | 28.71 | BB+1.32s to A | 2023-07-08 | 43rd Annual Seahawk Invitational venue |
| 100 Freestyle | LCM | 1:03.19 | BB+3.00s to A | 2023-07-07 | 43rd Annual Seahawk Invitational venue |
| 200 Freestyle | LCM | 2:15.86 | BB+4.27s to A | 2024-07-13 | 2024 Grizzly Summer Sizzler venue |
| 400 Freestyle | LCM | 4:46.37 | BB+5.68s to A | 2024-05-17 | 2024 CW May Showers Meet venue |
| 50 Backstroke | LCM | 31.79 | A+1.20s to AA | 2025-07-25 | 2025 LC ULTRA Championship Meet venue |
| 100 Backstroke | LCM | 1:14.78 | B+2.19s to BB | 2023-07-08 | 43rd Annual Seahawk Invitational venue |
| 50 Breaststroke | LCM | 33.64 | AA+1.45s to AAA | 2024-07-28 | 2024 LCM ULTRA Championship Meet fast pool |
| 100 Breaststroke | LCM | 1:15.62 | BB+0.93s to A | 2024-07-26 | 2024 LCM ULTRA Championship Meet fast pool |
| 200 Breaststroke | LCM | 2:44.34 | BB+1.05s to A | 2024-07-27 | 2024 LCM ULTRA Championship Meet fast pool |
| 100 Butterfly | LCM | 1:06.77 | BB+2.48s to A | 2024-06-01 | 2024 PCC Cruisin into Summer venue |
| 200 Butterfly | LCM | 2:43.47 | B+7.68s to BB | 2024-06-15 | 2024 OLY Summer Classic venue |
| 200 Individual Medley | LCM | 2:24.26 | A+2.37s to AA | 2024-07-26 | 2024 LCM ULTRA Championship Meet fast pool |
| 400 Individual Medley | LCM | 5:14.91 | A+10.12s to AA | 2024-07-28 | 2024 LCM ULTRA Championship Meet fast pool |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.
Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 22.43 | flying | 200 Free Relay (leg 4) | 2025-03-23 | 2025 ULTRA Championship Meet |
| 50 Freestyle | SCY | 22.78 | flying | 200 Medley Relay (leg 4) | 2025-03-23 | 2025 ULTRA Championship Meet |
| 100 Freestyle | SCY | 49.45 | flying | 400 Free Relay (leg 4) | 2025-03-21 | 2025 ULTRA Championship Meet |
| 200 Freestyle | SCY | 1:51.36 | flying | 800 Free Relay (leg 4) | 2025-03-22 | 2025 ULTRA Championship Meet |
| 50 Breaststroke | SCY | 27.68 | flying | 200 Medley Relay (leg 2) | 2025-02-01 | 2025 HS Boys MISCA Meet |
| 100 Breaststroke | SCY | 1:02.18 | flying | 400 Medley Relay (leg 2) | 2025-03-22 | 2025 ULTRA Championship Meet |
| 100 Freestyle | LCM | 58.83 | flying | 400 Free Relay (leg 4) | 2025-07-25 | 2025 LC ULTRA Championship Meet |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
IMX / IMR
IMX 17-18 · SCY
3352 points (5/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:17.07 | 634 |
| 200 BR SCY | 2:17.35 | 695 |
| 200 FL SCY | 2:15.24 | 535 |
| 200 IM SCY | 2:00.90 | 765 |
| 400 IM SCY | 4:25.05 | 723 |
| 200 BK SCY | — | 0 |
IMR 17-18 · SCY
3548 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:53.52 | 687 |
| 100 BK SCY | 56.91 | 634 |
| 100 BR SCY | 1:02.14 | 731 |
| 100 FL SCY | 54.47 | 731 |
| 200 IM SCY | 2:00.90 | 765 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 51.20
Front half 24.48s · back half 26.72s
200 Freestyle SCY 1:53.52
Front half 54.49s · back half 59.03s
500 Freestyle SCY 5:17.07
Front half 158.34s · back half 158.73s
100 Backstroke SCY 56.91
Front half 27.87s · back half 29.04s
100 Breaststroke SCY 1:02.14
Front half 28.84s · back half 33.30s
200 Breaststroke SCY 2:17.35
Front half 66.90s · back half 70.45s
100 Butterfly SCY 54.47
Front half 24.96s · back half 29.51s
200 Butterfly SCY 2:15.24
Front half 62.91s · back half 72.33s
100 Individual Medley SCY 56.04
Front half 25.79s · back half 30.25s
200 Individual Medley SCY 2:00.90
Front half 56.23s · back half 64.67s
400 Individual Medley SCY 4:25.05
Front half 125.73s · back half 139.32s
200 Freestyle LCM 2:15.86
Front half 66.11s · back half 69.75s
400 Freestyle LCM 4:46.37
Front half 140.39s · back half 145.98s
100 Breaststroke LCM 1:15.62
Front half 34.45s · back half 41.17s
200 Breaststroke LCM 2:44.34
Front half 79.70s · back half 84.64s
100 Butterfly LCM 1:06.77
Front half 30.41s · back half 36.36s
200 Butterfly LCM 2:43.47
200 Individual Medley LCM 2:24.26
Front half 68.62s · back half 75.64s
400 Individual Medley LCM 5:14.91
Progression
Faster times are higher. One card per event, all courses & history.